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Related Experiment Videos

Specifications: are they aiming in the right direction?

J M Meyer1

  • 1School of Dentistry, University of Geneva, Switzerland.

Journal of Dentistry
|June 1, 1994
PubMed
Summary

Dental material specifications are evolving, shifting from professional groups to international standards. Current standards may not fully reflect real-world clinical performance, necessitating further development for better oral environment evaluation.

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Area of Science:

  • Dental Materials Science
  • Biomaterials Engineering
  • Regulatory Affairs

Background:

  • Dental material specifications have evolved since the 1920s, moving from professional associations to national and international bodies.
  • The development process involves a consensus approach among producers, users, and researchers, often leading to conflicting interests.
  • Existing specifications are frequently published after product marketing and may not adequately cover crucial clinical performance aspects, such as corrosion testing for dental amalgams.

Purpose of the Study:

  • To analyze the historical development and current state of dental material specifications.
  • To identify limitations in existing consensus-based specifications regarding clinical performance and timely relevance.
  • To highlight emerging approaches, such as international standards for biological evaluation of medical devices, for dental materials.

Main Methods:

  • Historical review of the evolution of dental material standardization bodies and processes.
  • Analysis of the consensus-based approach and its inherent challenges.
  • Examination of the timing of specification issuance relative to product marketing.
  • Identification of gaps in current specifications concerning clinical performance criteria.

Main Results:

  • Specifications have transitioned from professional associations to specialized national and international bodies.
  • The consensus model presents challenges due to diverse stakeholder interests.
  • Specifications often lag behind material innovation and may omit critical clinical performance data.
  • New international standards for medical device biological evaluation are being applied to dental materials.

Conclusions:

  • Current dental material specifications require enhancement to better reflect in-vivo behavior.
  • Further collaborative efforts are needed to develop more comprehensive and timely standards.
  • The integration of biological evaluation standards represents a positive step towards improved material assessment.

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